My ______ is really packed.
A. hair
B. mind
C. legs
D. schedule
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He didn't go to school yesterday ______ he was ill.
A. because
B. if
C. so
D. that
After they had read the text, the students went on _____the exercises.
A. do
B. doing
C. to do
D. did
“一所大学”的正确表述为_____
A. one university
B. a university
C. an university
D. first university
congratulation的动词形式为______
A. congratulations
B. congratulation
C. congratulat
D. congratulate